Re: DNS name resolution issue with nmap on windows

[Guru Prateek Pinnadhari <guruprateek89 () gmail com>]

Jacek,

Could you please give updates if any on this issue?

Thanks,
Guru


On Wed, Sep 11, 2013 at 6:10 PM, Guru Prateek Pinnadhari <
guruprateek89 () gmail com> wrote:

> Hi Jacek,
>
> Here are the logs
>
> Thanks for responding
>
> Guru
>
> Be charitable before wealth makes you covetous ;)
>
> Guru :)
>
>
> On Wed, Sep 11, 2013 at 9:15 AM, Jacek Wielemborek <
> wielemborekj1 () gmail com> wrote:
>
> > 2013/9/11 Jacek Wielemborek <wielemborekj1 () gmail com>:
> > > 2013/9/10 Guru Prateek Pinnadhari <guruprateek89 () gmail com>:
> > > > Im using the command "nmap -sn -R x.x.x.x/24" to get a list of all
> > host up
> > > > in the network.
> > > >
> > > >
> > > > While it works fine on a linux machine including DNS names, I observe
> > the
> > > > following on a windows :
> > > > (command modified a little to explain the issue)
> > > >
> > > > DNS name resolution skips hosts here and there ( usually all alternate
> > host
> > > > names are dropped)
> > > >
> > > >
> > > >
> > > > [image: Inline image 1]
> > > >
> > > >
> > > > Any idea why this happens or is there a workaround?
> > > >
> > > > Thanks!
> > > > Guru
> > > >
> > > > _______________________________________________
> > > > Sent through the dev mailing list
> > > > http://nmap.org/mailman/listinfo/dev
> > > > Archived at http://seclists.org/nmap-dev/
> > >
> > > Hi,
> > >
> > > Thanks for the report. Could you post debug output (-d9)? Also, to
> > > copy short Nmap cmd.exe output, you can use the following procedure:
> > http://unlockforus.blogspot.com/2009/06/how-to-copy-paste-text-from-cmd-or.html
> > > -d9 will produce quite a lot of output. I suggest you to redirect it
> > > to a file, this way:
> > >
> > > nmap -sn -R 10.0.18.2 10.0.18.3 >log1.txt
> > > nmap -sn -R 10.0.18.3 10.0.18.2 >log2.txt
> > >
> > > Could you then send us the log1.txt and log2.txt, so we could see more
> > > about what is going on?
> > >
> > > Jacek Wielemborek
> >
> > Ah, sorry, got it wrong. I meant:
> >
> > nmap -d9 -sn -R 10.0.18.2 10.0.18.3 >log1.txt
> > nmap -d9 -sn -R 10.0.18.3 10.0.18.2 >log2.txt
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